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Machining 182 Copper: Unlocking the Full Potential of This Versatile Alloy

Machining 182 copper is a process that requires skill, precision, and a deep understanding of the material's properties. This versatile alloy, known for its excellent electrical and thermal conductivity, is widely used in various industries, including electronics, aerospace, and automotive. In this blog post, we will delve into the intricacies of machining 182 copper, exploring its unique characteristics, benefits, and the best practices for achieving optimal results.

Understanding the 182 Copper Alloy

Before diving into the machining process, it is crucial to understand the composition and properties of 182 copper. This alloy, also known as Chromium Copper, is a high-strength, heat-treatable copper alloy with a small amount of chromium (0.6-1.2%). The addition of chromium enhances the material's strength, hardness, and wear resistance, making it an excellent choice for applications requiring high electrical and thermal conductivity, as well as mechanical strength.

Some of the key properties of 182 copper include:

High electrical conductivity: With a conductivity rating of 80% IACS (International Annealed Copper Standard), 182 copper is an excellent conductor of electricity, making it ideal for electrical components and connectors.

High thermal conductivity: This alloy efficiently transfers heat, making it suitable for applications such as heat sinks and heat exchangers.

Excellent wear resistance: The addition of chromium increases the wear resistance of 182 copper, making it ideal for components that experience friction and wear, such as bearings and bushings.

High strength and hardness: 182 copper has a tensile strength of up to 75,000 psi and a hardness of up to 200 BHN (Brinell Hardness Number), making it suitable for applications requiring mechanical strength.

Machining 182 Copper: Best Practices and Techniques

Machining 182 copper can be challenging due to its high strength and hardness. However, with the right techniques and tools, it is possible to achieve excellent results. Here are some best practices to follow when machining 182 copper:

1. Tool selection: Use sharp, high-speed steel (HSS) or carbide tools with a positive rake angle to minimize the cutting forces and reduce the risk of work hardening. Also, consider using coated tools to increase tool life and improve surface finish.

2. Cutting speed and feed rate: Opt for moderate cutting speeds and feed rates to minimize heat generation and prevent work hardening. A cutting speed of 200-300 sfm (surface feet per minute) and a feed rate of 0.002-0.010 inches per tooth are recommended for most operations.

3. Lubrication and cooling: Use a high-quality cutting fluid to provide adequate lubrication and cooling during machining. This will help reduce tool wear, prevent work hardening, and improve surface finish.

4. Chip control: Ensure proper chip control by using appropriate chip breakers and maintaining a consistent feed rate. This will help prevent chip buildup and reduce the risk of tool breakage.

5. Workpiece clamping: Secure the workpiece firmly in the machine to prevent movement during machining. This will help maintain dimensional accuracy and reduce the risk of tool breakage.

6. Deburring: After machining, carefully deburr the workpiece to remove any sharp edges or burrs. This will help improve the overall quality and appearance of the finished component.

Applications of Machined 182 Copper Components

Machined 182 copper components are used in a wide range of industries and applications, including:

Electrical connectors and components: Due to its high electrical conductivity, 182 copper is commonly used to manufacture electrical connectors, contacts, and other components for power transmission and distribution systems.

Heat sinks and heat exchangers: The high thermal conductivity of 182 copper makes it an excellent choice for heat sinks and heat exchangers, which are used to dissipate heat in various electronic and industrial applications.

Bearings and bushings: The wear resistance and mechanical strength of 182 copper make it suitable for manufacturing bearings, bushings, and other components that experience friction and wear.

Welding electrodes and tips: 182 copper's combination of electrical conductivity, thermal conductivity, and wear resistance makes it an ideal material for welding electrodes and tips.

CNC Copper Machining

CNC Machining Copper Material is good electrical conductivity, thermal conductivity, it is soft and good for machining as it has high plasticity, it is easily and rapidly to carry out desired shape as machining cutter can run faster than other steel materials, and also reach high precision.

Copper has a shiny reddish-orange finish, which varies slightly based on the surface finish method. Copper can be media-blasted and polished to achieve many different cosmetic surface finishes.

CNC Machining Copper Parts are widely used in the manufacture of electrical wires, cables, electric brushes, electric spark, and other electrical devices and products.

CNC Copper Machining

Benefits of CNC Copper Machining

1/ CNC Machining Copper Parts are excellent in electricity conductivity, supporting very good electric function

2/ CNC Machining Copper Parts are soft, easy to design into different shape, also suitable for many processes

3/ Copper is easy for cutting and machining, its production efficiency is much higher than steel series

4/ Good propriety for bending and shaping

5/ Heat transferring function very good, high resistance, temperature stability, long durable using

6/ Stable surface, non-surface treatment is durable, electroplating is also used on copper parts

CNC Copper Machining

Composition And Property of CNC Machining Copper

Copper Property Alloy Type Content Melting Point Hardness Tensile Strength Density
Cu-based Zn, Sn, Si, Al, Ni 1083°C HB35-45 Low 8.9 g/cm3

Common Materials Code of CNC Machining Copper

Copper Alloy Workable Processes Surface Finishing for Copper Parts Materials Code
CNC Turning, CNC Milling, CNC Drilling, Molding, Forging, Fabrication, Welding, etc. Passivation, Anodizing, Plating, Chemical Polishing, etc. Copper 110
Copper 101
Copper 145
other more Copper Alloy

Asianstar: Professional CNC Machining Supplier

From year of 2005, Asianstar Company establish the CNC Machining Factory in Guangdong Province, China.
We mostly provide CNC Turning, Milling, Drilling, Grinding, and Multi Machining processes service on various materials.
With the Belief of becoming a key supplier in the supply-chain of Precision Components, we strictly control our product quality, keep high precision on our components production, buildup the whole-process QC System and submit the satisfaction for every order.
By long term development, we have buildup partnership with world-wide clients, supporting our partners in Designing, Optimizing, Producing and Testing on each type of components.


Advantages of Asianstar CNC Copper Machining

Strong Facilities

Asianstar many CNC and stamp machines allow us to produce various copper parts, different sizes, and structures are all well done by suitable solution

Long-term Skills

Asianstar professional engineers team has experience from year 2005, producing copper parts for world wide electric products

Stable Quality

Asianstar QC system and QC tools guarantee our products are perfect result. We have procedures to control copper parts quality during production

Competitive Price

Asianstar aim to buildup partnership with clients, always choose best suitable facilities to carry out the components in competitive prices


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CNC Machining Brass material is used for wide range components, we support clients to produce a variety of parts such as gears, locks, electronics, pipe fittings, etc.

CNC Copper Machining


CNC Machining Copper material is soft and easy to machining on different shape of components. We mostly produce copper components for electric devices by machining and stamping

CNC Aluminum Machining


CNC Machining Aluminum materials is one of our most used materials. We support clients to turning, drilling or milling on aluminum material from size 0.5mm to 470mm

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Stainless Steel

CNC Machining Stainless Steel are common material for wide range components, we produce Stainless Steel turning parts, milling parts, high smoothness components, etc.

CNC Titanium Machining


CNC Machining Titanium material brings components superb features, we use titanium to produce high precision work-piece for clients from aircraft, aerospace, medical devices

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Our CNC Machining Plastic materials includes ABS, HDPE, LDPE, Nylon, POM, Peek, Polycarbonate, etc. We produce them in high precision and high smoothness.


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